大氣湍流擴(kuò)散分析下空氣顆粒物污染氣象特征研究
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文章編號(hào)：1674-6139（2025）06-0156-05
中圖分類號(hào)：X513文獻(xiàn)標(biāo)志碼：B
Studyon Meteorological Characteristicsof Particulate Matter Pollution under Atmospheric Turbulence Diffusion Analysis
She Xiangjun，WangHui
（Xiangyin CountyMeteorological Bureau，Yueyang4146OO，China）
Abstract：Inodertomprovetheacuracyofirqualityprediction，themeteorologicalcharacteristicsofparticulatematerolution underatmosphericturbuencedfusionalysiseresudedAcodingtotainndlanfor，themeasuingpntsegd andthetopogaphcatandmeteoolgicaldataerecolctedtodeteeteaverageentilatiooeicientndtheaveraeturblence kineticenegofcntTelatioshipetwntetajectoryofirprtclepolutatsadturbulenceulsatiounderteerageo izontalandverticalwddectiosallatedtoaintheteorologcalaracteristsofirparticlepltioetsttsow thattheturbulentdifusionisustableduringthedaytheairparticlepolutionisconcentratedinthehighaltitudeareandaroundthe polutionsoure.Theturbulentdifusionisableatght，ndtheplltionconentratioiducedndmeetstestadardea tion of PM2.5 and PM10 concentration isbasically consistent with thevariationregionof turbulentdifusionparameters，and theparticle pollutant concentration is highly correlated with turbulent diffusion under the change of wind speed.
KeyWordsatmosphericturbulence；diffusionanalysis；particulatemater；airpollution；meteorologicalcharacteristics
前言
氣象變化影響著空氣污染物的擴(kuò)散程度[1]，如果污染物難以擴(kuò)散，容易造成顆粒物在空氣中累積，導(dǎo)致空氣質(zhì)量下降[2-4]。（剩余4528字）